diff --git a/sc/source/filter/oox/drawingfragment.cxx b/sc/source/filter/oox/drawingfragment.cxx
index efa7ae0605c8..95d30f35025d 100644
--- a/sc/source/filter/oox/drawingfragment.cxx
+++ b/sc/source/filter/oox/drawingfragment.cxx
@@ -360,7 +360,7 @@ void DrawingFragment::onEndElement()
                         OUString sFragmentPath(
                             getFragmentPathFromRelId(mxShape->getExtDrawings()[0]));
 
-                        // Don't know why importFragment looses shape name and id. Rescue them.
+                        // Don't know why importFragment loses shape name and id. Rescue them.
                         const OUString sBackupName(mxShape->getName());
                         const OUString sBackupId(mxShape->getId());
 
diff --git a/sc/source/filter/oox/sheetdatabuffer.cxx b/sc/source/filter/oox/sheetdatabuffer.cxx
index 6526015d3c7c..c918f29b506c 100644
--- a/sc/source/filter/oox/sheetdatabuffer.cxx
+++ b/sc/source/filter/oox/sheetdatabuffer.cxx
@@ -761,7 +761,7 @@ void SheetDataBuffer::setCellFormat( const CellModel& rModel )
                 break;
             }
             else if (pLastRange->aStart.Row() > (rMergeRange.aEnd.Row() + 1))
-                break; // Un-necessary to check with any other rows
+                break; // Unnecessary to check with any other rows
         }
     }
     // update merged ranges for 'center across selection' and 'fill'
diff --git a/sc/source/filter/oox/workbookfragment.cxx b/sc/source/filter/oox/workbookfragment.cxx
index e87c12949d8e..83aed2a89169 100644
--- a/sc/source/filter/oox/workbookfragment.cxx
+++ b/sc/source/filter/oox/workbookfragment.cxx
@@ -487,7 +487,7 @@ void WorkbookFragment::finalizeImport()
                          (pRelation->maType == CREATE_MSOFFICE_RELATION_TYPE( "xlIntlMacrosheet" )) )
                     eSheetType = WorksheetType::Macro;
                 else if( pRelation->maType == CREATE_OFFICEDOC_RELATION_TYPE( "dialogsheet" ) ||
-                        pRelation->maType == CREATE_OFFICEDOC_RELATION_TYPE_STRICT(" dialogsheet" ))
+                        pRelation->maType == CREATE_OFFICEDOC_RELATION_TYPE_STRICT("dialogsheet" ))
                     eSheetType = WorksheetType::Dialog;
                 OSL_ENSURE( eSheetType != WorksheetType::Empty, "WorkbookFragment::finalizeImport - unknown sheet type" );
                 if( eSheetType != WorksheetType::Empty )